Blue Sea Systems 5031-BSS ST Blade Fuse Block 12 Circuit with Negative Bus

The Blue Sea Systems 5031-BSS is a heavy-duty ST Blade fuse block designed for marine and automotive electrical distribution systems. This compact unit provides organized circuit protection for 12 individual circuits, each rated for up to 30 amperes, with a total block capacity of 100 amperes at 32 volts DC.

Key Features:

• 12 independent circuits with individual ATO/ATC blade fuse protection
• Integrated negative bus bar for simplified ground connections
• 100 amp total capacity, 30 amp maximum per circuit
• 32 volt DC rated for marine and automotive applications
• Accepts standard ATO and ATC blade-style fuses
• Durable corrosion-resistant construction for harsh environments
• Clear cover for circuit identification and fuse status visibility
• Compact design for space-efficient installation

This fuse block is ideal for organizing and protecting electrical systems in boats, RVs, work vehicles, and custom automotive applications. The integrated negative bus eliminates the need for separate ground distribution, simplifying wiring and reducing installation time. Each circuit is clearly marked for easy identification and maintenance.